int main() { FILE *fp; char buffer[1024];

#include <stdio.h> #include <stdlib.h>

To fetch a URL file, we can use various command-line tools such as curl or wget . For example, to fetch a file from a URL using curl , we can use the following command:

To read the contents of the /proc/1/environ file in C, we can use the following code:

fclose(fp); return 0; } This code opens the /proc/1/environ file, reads its contents, and prints them to the console.